CN111610443A - Automatic positioning and retaining device - Google Patents
Automatic positioning and retaining device Download PDFInfo
- Publication number
- CN111610443A CN111610443A CN202010382578.3A CN202010382578A CN111610443A CN 111610443 A CN111610443 A CN 111610443A CN 202010382578 A CN202010382578 A CN 202010382578A CN 111610443 A CN111610443 A CN 111610443A
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- Prior art keywords
- floating
- pressing
- plate
- guide
- floating plate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention aims to provide an automatic positioning and retaining device which is high in testing precision, high in efficiency and convenient to use. The flexible glue pressing device comprises an installation plate, a floating support plate assembly and a plurality of pressing assemblies, wherein the pressing assemblies are all fixed on the installation plate, the floating support plate assembly comprises a floating plate and a guiding and positioning assembly, the floating plate is in floating connection with the installation plate, a flexible limiting structure matched with a product to be tested is arranged on the installation plate, the pressing assembly comprises a pressing cylinder, a top flexible glue limiting piece and a pressing block, the pressing block is fixed at the movable end of the pressing cylinder and matched with the floating plate, one end, far away from a flexible glue part, of the top flexible glue limiting piece is hinged to a cylinder body of the pressing cylinder, and a rod part of the top flexible glue limiting piece is in transmission connection with the movable end of the pressing cylinder. The invention is applied to the technical field of testing and positioning devices.
Description
Technical Field
The invention is applied to the technical field of testing and positioning devices, and particularly relates to an automatic positioning and retaining device for testing a vibrating motor.
Background
At present, vibration motors are often arranged in electronic products to be tested, such as mobile phones, flat plates and the like, on the market, so that vibration prompt is realized, the performance of the vibration motors needs to be tested during production, one test aiming at acoustics is to collect vibration sound wave curves of the vibration motors under vibration of different frequencies, and therefore the test of the vibration motors or parts for fixing the vibration motors needs to be in a free state during vibration, namely, the XYZ three-axis has no limitation of freedom degree. For example, chinese patent publication No. 206192643U discloses a motor vibration testing machine, which realizes fixing of a product carrier to be tested by matching a pressing plate with a groove of a substrate, and further performs various tests on a vibration motor, but the acoustic testing part has a certain influence on the testing precision due to the horizontal position limitation. At present, the effect of simulating suspension is realized by arranging the floating plate at the bottom of the groove, but the floating structure of the floating plate and the limit of the side surface have the possibility of interfering the test result. Meanwhile, the flip structure needs to be opened and closed manually, and the production efficiency is low.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and provides the automatic positioning and retaining device which is high in testing precision, high in efficiency and convenient to use.
The technical scheme adopted by the invention is as follows: the invention comprises a mounting plate, a floating carrier plate component and a plurality of pressing components, wherein the pressing components are all fixed on the mounting plate, the floating carrier plate assembly comprises a floating plate and a guiding and positioning assembly, the floating plate is connected with the mounting plate in a floating way, the mounting plate is provided with a flexible limiting structure matched with a product to be detected, the pressing assembly comprises a pressing cylinder, a top soft rubber limiting part and a pressing block, the pressing block is fixed at the movable end of the lower pressing cylinder and matched with the floating plate, one end of the top soft rubber limiting piece, which is far away from the soft rubber part, is hinged with the cylinder body of the pressing cylinder, the rod part of the top soft rubber limiting piece is in transmission connection with the movable end of the pressing cylinder, when the floating plate is pressed to the lower limit by the pressing block, the supporting surface of the flexible limiting structure is higher than the upper surface of the floating plate.
It is obvious by above-mentioned scheme, through top flexible glue locating part with flexible limit structure realizes supporting and spacing to the product that awaits measuring, utilizes flexible material to have the characteristic of better deformability to and the vibrating motor amplitude is not very big, realize guaranteeing to support with spacing prerequisite under, make the product that awaits measuring be free state in certain space, and then guarantee that the sound wave when the product that awaits measuring vibrates is not influenced. Realize through adopting articulated form top flexible glue locating part can make rotary motion, and then avoid interfering putting into and taking out of the product that awaits measuring, through the expansion end of push down the cylinder with the pole portion transmission of top flexible glue locating part is connected and is realized driving top flexible glue locating part rotates. The pressing cylinder drives the pressing block to press downwards, floating pressing is achieved, the supporting surface of the flexible limiting structure is exposed, and switching to a testing state is achieved. Through direction locating component on the floating plate realizes the direction and the location of the product that awaits measuring, and then ensures that the product that awaits measuring accurate with push down the subassembly flexible limit structure cooperation. Carry out limit structure's drive through adopting the cylinder, and then liberation manpower, the product of being convenient for and the cooperation of outside manipulator improve production efficiency.
One preferred scheme is, the bottom of mounting panel is provided with test circuit board and recording element, still be provided with on the mounting panel with the female head of the public head looks adaptation of connector of the product that awaits measuring, recording element with the female head of magnetic connector all with test circuit board signal connection, test circuit board and outside upper computer electrical signal connection.
According to the scheme, the test circuit board is a circuit board for testing a conventional vibration motor, and the vibration sound waves of the product are collected through the recording element. Through adopting the magnetic connector realizes the product to be tested as the conducting structure with the test circuit board's signal of telecommunication intercommunication switches on through the automatic actuation of magnetic force, improves work efficiency, guarantees the effective reliable connection of connector public head and connector female head simultaneously through magnetic force and switches on.
The recording device further comprises a connecting support and a fixing block, wherein the connecting support is connected with the mounting plate in a matched mode through a first waist-shaped hole, the fixing block is connected with the connecting support in a matched mode through a second waist-shaped hole, and the recording element is fixed on the fixing block.
According to the scheme, the position of the recording element is adjusted by matching the connecting support and the fixing block, so that the recording element can be adjusted to the optimal position for acquiring sound waves conveniently.
According to a preferable scheme, the mounting plate is located below the floating plate, a plurality of floating assemblies are arranged at the bottom of the floating plate, each floating assembly comprises a guide pillar, an equal-height screw and a floating spring, the guide pillars are fixed at the bottom of the floating plate, the mounting plate is provided with a guide sleeve matched with the guide pillars, the equal-height screws penetrate through the mounting plate and then are in threaded connection with the floating plate, the floating springs are sleeved on the equal-height screws, and the floating springs are located between the mounting plate and the floating plate.
According to the scheme, the floating plate is limited by the equal-height screws, the highest moving distance of the floating plate is limited, and the floating spring provides thrust to enable the floating plate to automatically reset. The guide columns are arranged to improve the linear motion precision of the floating plate.
One preferred scheme is, the direction locating component includes a plurality of direction modules and a plurality of locating pin, and is a plurality of the locating pin is fixed to be set up float on the board, and is a plurality of locating hole one-to-one cooperation on locating pin and the product that awaits measuring, the direction module includes carriage, guide block and reset spring, guide block sliding fit is in on the carriage, the carriage with float board fixed connection, the guide block is the L font of invering, the top outside of guide block is the chamfer form, the bottom of guide block is equipped with spacing inclined plane, correspond on the mounting panel be equipped with spacing inclined plane complex antifriction bearing, reset spring's one end with the guide block keeps away from the one side cooperation of chamfer end, reset spring's the other end with the carriage cooperation.
According to the scheme, the lower edge of the product to be tested is guided preliminarily through the chamfer end of the guide block, and then accurate positioning is realized through the positioning pin, so that the product to be tested is moved to a testing position and is butted with the conducting structure. When the floating plate descends through the limiting inclined plane, the guide block is driven by the rolling bearing to move towards the direction away from the product to be tested, and therefore the influence on the test effect caused by the contact of the guide block and the product to be tested is avoided. And resetting the guide block through the reset spring. The upper surface position of guide block is less than the upper surface position of the product that awaits measuring, can not influence the taking out of product.
According to a preferred scheme, the flexible limiting structure comprises a plurality of bottom soft rubber supporting blocks and a plurality of side soft rubber limiting blocks, the bottom soft rubber supporting blocks are in contact with and support the bottom surface of the product to be detected, the side soft rubber limiting blocks are evenly distributed on the periphery of the floating plate, and the side soft rubber limiting blocks are in contact with and limit the side wall of the product to be detected.
According to the scheme, the bottom soft rubber supporting block and the side soft rubber limiting block are both made of flexible materials with small hardness, and have good deformation capacity.
Preferably, the number of the pressing assemblies is at least three.
According to the scheme, the at least three pressing assemblies can ensure that the product to be tested can not jump or tilt when vibrating.
Preferably, the pressing cylinders of all the pressing assemblies are communicated with the same air source.
According to the scheme, the same air source is used for unified regulation and control, and therefore all the pressing assemblies can move synchronously.
Drawings
FIG. 1 is a perspective view of the present invention in a loaded state;
FIG. 2 is a schematic perspective view of a first aspect of the present invention;
FIG. 3 is a perspective view of the present invention from a second perspective;
FIG. 4 is a perspective view of a third aspect of the present invention;
FIG. 5 is a schematic perspective view of the hold-down assembly;
figure 6 is a cross-sectional view of the floating carrier plate assembly.
Detailed Description
As shown in fig. 1 to 6, in this embodiment, the present invention includes a mounting plate 1, a floating carrier plate assembly and four sets of hold-down assemblies, wherein the four sets of hold-down assemblies are all fixed on the mounting plate 1, the floating carrier plate assembly includes a floating plate 2 and a guiding and positioning assembly, the floating plate 2 is in floating connection with the mounting plate 1, the mounting plate 1 is provided with a flexible limiting structure matched with a product to be tested, the hold-down assembly includes a hold-down cylinder 3, a top soft rubber limiting member 4 and a pressing block 5, the pressing block 5 is fixed at a movable end of the hold-down cylinder 3, the pressing block 5 is matched with the floating plate 2, one end of the top soft rubber limiting member 4, which is far away from a soft rubber part, is hinged to a cylinder body of the hold-down cylinder 3, a rod part of the top soft rubber limiting member 4 is in transmission connection with the movable end of the hold-down cylinder 3, when the pressing block 5, the supporting surface of the flexible limiting structure is higher than the upper surface of the floating plate 2. The four groups of pressing assemblies are symmetrically distributed on two sides of the floating plate 2. The movable end of the pressing cylinder 3 is in transmission connection with the rod part of the top soft rubber limiting part 4 through a connecting rod.
In this embodiment, the bottom of mounting panel 1 is provided with test circuit board 6 and recording element 7, still be provided with on mounting panel 1 with the female head 8 of the magnetic connector of the public first looks adaptation of connector of the product that awaits measuring, recording element 7 with the female head 8 of magnetic connector all with 6 signal connection of test circuit board, 6 and the outside upper computer electrical signal connection of test circuit board.
In this embodiment, the present invention further includes a connecting bracket 9 and a fixing block 10, wherein the connecting bracket 9 is connected to the mounting plate 1 through a first waist-shaped hole, the fixing block 10 is connected to the connecting bracket 9 through a second waist-shaped hole, and the recording element 7 is fixed to the fixing block 10.
In this embodiment, the mounting plate 1 is located below the floating plate 2, the bottom of the floating plate 2 is provided with a plurality of floating assemblies, each floating assembly includes a guide pillar 11, an equal-height screw 12 and a floating spring 13, the guide pillar 11 is fixed at the bottom of the floating plate 2, the mounting plate 1 is provided with a guide sleeve 14 adapted to the guide pillar 11, the equal-height screw 12 penetrates through the mounting plate 1 and then is in threaded connection with the floating plate 2, the floating spring 13 is sleeved on the equal-height screw 12, and the floating spring 13 is located between the mounting plate 1 and the floating plate 2.
In this embodiment, the guiding and positioning assembly includes a plurality of guiding modules and a plurality of positioning pins 15, the plurality of positioning pins 15 are fixedly disposed on the floating plate 2, the plurality of positioning pins 15 are in one-to-one correspondence with a plurality of positioning holes on the product to be tested, the guide module comprises a sliding frame 16, a guide block 17 and a return spring 18, the guide block 17 is in sliding fit on the sliding frame 16, the sliding frame 16 is fixedly connected with the floating plate 2, the guide block 17 is in an inverted L shape, the outer side of the top end of the guide block 17 is in a chamfer shape, the bottom of the guide block 17 is provided with a limit inclined plane 19, the mounting panel 1 is correspondingly provided with a rolling bearing 20 matched with the limit inclined plane 19, one end of the reset spring 18 is matched with one surface of the guide block 17 far away from the chamfer end, and the other end of the reset spring 18 is matched with the sliding frame 16. The guide modules are uniformly distributed on the outer edge of the floating plate 2. The both sides of guide block 17 all are provided with the slider, the inboard of carriage 16 be equipped with slider sliding fit's spout.
In this embodiment, flexible limit structure includes a plurality of bottom flexible glue supporting blocks 21 and a plurality of side flexible glue stopper 22, and is a plurality of bottom flexible glue supporting block 21 contacts and supports with the bottom surface of the product that awaits measuring, and is a plurality of side flexible glue stopper 22 evenly distributed is in around the floating plate 2, it is a plurality of side flexible glue stopper 22 contacts and is spacing with the side wall of the product that awaits measuring.
In the present embodiment, the push-down cylinders 3 of all the push-down assemblies are communicated with the same air source.
The working principle of the invention is as follows:
as shown in fig. 2, in the initial state, the push-down cylinder 3 is in an extended state, the vibration motor to be tested is loaded on the carrier, and is moved to the upper side of the floating plate 2 by an external moving mechanism, after the carrier is dropped on the floating plate 2, the bottom of the carrier 23 is in contact with the plurality of guide modules, and the chamfered end of the guide block 17 provides a guide.
The lower air cylinder 3 retracts to drive the pressing block 5 to move downwards and drive the top soft rubber limiting part 4 to rotate, and the pressing block 5 is in contact with the floating plate 2 to drive the floating plate 2 to move downwards and further compress the floating spring 13. In the process that the floating plate 2 moves downwards, the limit inclined plane 19 of the guide block 17 is in contact with the rolling bearing 20, and the guide block 17 is far away from the carrier and compresses the return spring 18 under the limit action of the rolling bearing 20. The carrier 23 moves to a testing position under the guiding action of the chamfer in the moving process of the guide block 17, and when the guide block 17 relieves the limit on the carrier 2, the carrier 23 falls down and is in butt joint with the positioning pins 15 to perform accurate positioning. Simultaneously, the public head of magnetic connector of carrier 23 with the female head 8 actuation of magnetic connector switches on, and the bottom of carrier 23 and a plurality of bottom flexible glue supporting shoe 21 contact, the side wall of carrier and a plurality of the side flexible glue stopper 22 contact spacingly, the flexible glue part of top flexible glue locating part 4 is pressed at the top of carrier, and then realizes the suspension location.
During testing, the test circuit board 6 transmits electric energy to the vibration motor to be tested through the magnetic connector female head 8, and the recording element 7 collects vibration sound wave data of the motor.
Claims (8)
1. An automatic positioning and retaining device, characterized in that: it comprises a mounting plate (1), a floating support plate component and a plurality of pressing components, wherein the pressing components are fixed on the mounting plate (1), the floating support plate component comprises a floating plate (2) and a guiding and positioning component, the floating plate (2) is connected with the mounting plate (1) in a floating way, a flexible limiting structure matched with a product to be tested is arranged on the mounting plate (1), the pressing component comprises a pressing cylinder (3), a top soft rubber limiting part (4) and a pressing block (5), the pressing block (5) is fixed at the movable end of the pressing cylinder (3), the pressing block (5) is matched with the floating plate (2), one end of the top soft rubber limiting part (4) far away from the soft rubber part is hinged with the cylinder body of the pressing cylinder (3), the rod part of the top soft rubber limiting part (4) is connected with the movable end of the pressing cylinder (3) in a transmission way, when the pressing block (5) presses the floating plate (2) to a lower limiting position, the supporting surface of the flexible limiting structure is higher than the upper surface of the floating plate (2).
2. An automatic positioning and retaining device as claimed in claim 1, wherein: the bottom of mounting panel (1) is provided with test circuit board (6) and recording element (7), still be provided with on mounting panel (1) with the female head of the magnetic connector (8) of the public first looks adaptation of connector of the product that awaits measuring, recording element (7) with the female head of magnetic connector (8) all with test circuit board (6) electric connection, test circuit board (6) and outside upper computer electrical signal connection.
3. An automatic positioning and retaining device as claimed in claim 2, wherein: the novel voice recorder is characterized by further comprising a connecting support (9) and a fixing block (10), wherein the connecting support (9) is connected with the mounting plate (1) in a matched mode through a first waist-shaped hole, the fixing block (10) is connected with the connecting support (9) in a matched mode through a second waist-shaped hole, and the recording element (7) is fixed on the fixing block (10).
4. An automatic positioning and retaining device as claimed in claim 1, wherein: the mounting plate (1) is located below the floating plate (2), a plurality of floating assemblies are arranged at the bottom of the floating plate (2), each floating assembly comprises a guide pillar (11), an equal-height screw (12) and a floating spring (13), the guide pillars (11) are fixed at the bottom of the floating plate (2), the mounting plate (1) is provided with guide sleeves (14) matched with the guide pillars (11), the equal-height screws (12) penetrate through the mounting plate (1) and then are in threaded connection with the floating plate (2), the floating springs (13) are sleeved on the equal-height screws (12), and the floating springs (13) are located between the mounting plate (1) and the floating plate (2).
5. An automatic positioning and retaining device as claimed in claim 1, wherein: the guide positioning assembly comprises a plurality of guide modules and a plurality of positioning pins (15), the positioning pins (15) are fixedly arranged on the floating plate (2), the positioning pins (15) are matched with a plurality of positioning holes on a product to be detected in a one-to-one correspondence manner, each guide module comprises a sliding frame (16), a guide block (17) and a reset spring (18), the guide blocks (17) are in sliding fit in the sliding frames (16), the sliding frames (16) are fixedly connected with the floating plate (2), the guide blocks (17) are in inverted L shapes, the outer sides of the top ends of the guide blocks (17) are in chamfer shapes, the bottom of each guide block (17) is provided with a limit inclined plane (19), the mounting plate (1) is correspondingly provided with rolling bearings (20) matched with the limit inclined plane (19), one end of each reset spring (18) is matched with one surface of each guide block (17) far away from the chamfer end, the other end of the return spring (18) is matched with the sliding frame (16).
6. An automatic positioning and retaining device as claimed in claim 1, wherein: the flexible limiting structure comprises a plurality of bottom soft rubber supporting blocks (21) and a plurality of side soft rubber limiting blocks (22), the bottom soft rubber supporting blocks (21) are in contact with and support the bottom surface of a product to be tested, the side soft rubber limiting blocks (22) are evenly distributed on the periphery of the floating plate (2) and are in contact with and limited by the side walls of the product to be tested, and the side soft rubber limiting blocks (22) are in contact with and limited by the side walls of the product to be tested.
7. An automatic positioning and retaining device as claimed in claim 1, wherein: the number of the pressing assemblies is at least three.
8. An automatic positioning and retaining device as claimed in claim 1, wherein: and the lower air cylinders (3) of all the lower pressure components are communicated with the same air source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010382578.3A CN111610443A (en) | 2020-05-08 | 2020-05-08 | Automatic positioning and retaining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010382578.3A CN111610443A (en) | 2020-05-08 | 2020-05-08 | Automatic positioning and retaining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111610443A true CN111610443A (en) | 2020-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010382578.3A Pending CN111610443A (en) | 2020-05-08 | 2020-05-08 | Automatic positioning and retaining device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111610443A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577329A (en) * | 2022-04-28 | 2022-06-03 | 珠海市精实测控技术有限公司 | Floating connection module and intelligent bracelet acoustic performance test equipment |
-
2020
- 2020-05-08 CN CN202010382578.3A patent/CN111610443A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577329A (en) * | 2022-04-28 | 2022-06-03 | 珠海市精实测控技术有限公司 | Floating connection module and intelligent bracelet acoustic performance test equipment |
| CN114577329B (en) * | 2022-04-28 | 2022-07-19 | 珠海市精实测控技术有限公司 | Floating connection module and intelligent bracelet acoustic performance test equipment |
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